178421964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1051}}^1$

素因数の和:1155

約数の個数: 96

約数和(自身を含む): 497688576

約数和(自身を除く): 319266612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 47, 84, 86, 94, 129, 141, 172, 188, 258, 282, 301, 329, 516, 564, 602, 658, 903, 987, 1051, 1204, 1316, 1806, 1974, 2021, 2102, 3153, 3612, 3948, 4042, 4204, 6063, 6306, 7357, 8084, 12126, 12612, 14147, 14714, 22071, 24252, 28294, 29428, 42441, 44142, 45193, 49397, 56588, 84882, 88284, 90386, 98794, 135579, 148191, 169764, 180772, 197588, 271158, 296382, 316351, 345779, 542316, 592764, 632702, 691558, 949053, 1037337, 1265404, 1383116, 1898106, 2074674, 2124071, 3796212, 4149348, 4248142, 6372213, 8496284, 12744426, 14868497, 25488852, 29736994, 44605491, 59473988, 89210982, 178421964]

約数ペア:

[(1, 178421964), (2, 89210982), (3, 59473988), (4, 44605491), (6, 29736994), (7, 25488852), (12, 14868497), (14, 12744426), (21, 8496284), (28, 6372213), (42, 4248142), (43, 4149348), (47, 3796212), (84, 2124071), (86, 2074674), (94, 1898106), (129, 1383116), (141, 1265404), (172, 1037337), (188, 949053), (258, 691558), (282, 632702), (301, 592764), (329, 542316), (516, 345779), (564, 316351), (602, 296382), (658, 271158), (903, 197588), (987, 180772), (1051, 169764), (1204, 148191), (1316, 135579), (1806, 98794), (1974, 90386), (2021, 88284), (2102, 84882), (3153, 56588), (3612, 49397), (3948, 45193), (4042, 44142), (4204, 42441), (6063, 29428), (6306, 28294), (7357, 24252), (8084, 22071), (12126, 14714), (12612, 14147)]